A Rice University-led team of neuroengineers is embarking on an ambitious four-year project to develop a nonsurgical headset technology that can link the human brain and machines, even allowing one person to share their visual perceptions with another in real time.

In the pantheon of unconventional superconductors, iron selenide is a rock star. But new experiments by U.S., Chinese and European physicists have found the material’s magnetic persona to be unexpectedly mundane.